Grant-Huerta Yanina 4
4 · Atara Biotherapeutics, Inc. · Filed Mar 11, 2026
Research Summary
AI-generated summary of this filing
Atara Biotherapeutics (ATRA) CAO Yanina Grant-Huerta Receives Award
What Happened
- Yanina Grant-Huerta, Chief Accounting Officer of Atara Biotherapeutics (ATRA), received an award of 20,300 restricted stock units (RSUs) reported on Form 4 for the 2026-03-09 grant date. The RSUs were granted at $0.00 (no cash paid).
Key Details
- Transaction date: 2026-03-09; Form 4 filed 2026-03-11 (timely filing).
- Grant type/code: A (award/grant) — 20,300 RSUs acquired at $0.00.
- Vesting: RSUs vest as to 1/8 of the total (rounded down) on the second Quarterly Vesting Date after March 9, 2026, then 1/8 on each of the next seven Quarterly Vesting Dates, so all shares vest after eight such dates, subject to continued employment.
- Definition: Quarterly Vesting Dates are Mar 1, May 15, Aug 15, and Nov 15 (moved to next business day if they fall on a weekend/holiday).
- Shares owned after the transaction: not disclosed in the provided filing.
Context
- This is a time-based equity award, not a purchase or sale; awards like RSUs typically align executive incentives with long-term performance and depend on continued employment. No immediate cash transaction or sale of shares occurred.
Insider Transaction Report
Form 4
Grant-Huerta Yanina
Chief Accounting Officer
Transactions
- Award
Common Stock
[F1]2026-03-09+20,300→ 52,050 total
Footnotes (1)
- [F1]These restricted stock units ("RSUs") vest as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the second Quarterly Vesting Date (as defined below) following March 9, 2026, and as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the next seven Quarterly Vesting Dates, such that all of the shares subject to the RSUs shall be vested on the last Quarterly Vesting Date, subject to the reporting person's continuous employment. "Quarterly Vesting Date" means March 1, May 15, August 15, and November 15 of each year, provided that if such date falls on a weekend or holiday, the Quarterly Vesting Date shall be the first business day after such date.
Signature
/s/ John Chao, Attorney-in-Fact for Yanina Grant-Huerta|2026-03-11